#!/bin/bash
a=1
b=1
echo -n -e "$a\t$b"
         let "n=a+b"
         count=4
while [ $count -gt 0 ]
do
         let "a=a+b"
         let "b=b+a"
echo -n -e "\t$a\t$b"
         let "n+=a+b"
         let "count=count-1"
done
echo
echo "The sum is $n"
#end
